#13307D#13307D

#13307D is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.2% C 0.135 H 264.5°. Best body text is #FFFFFF at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#13307D
RGB	rgb(19, 48, 125)
HSL	hsl(224, 74%, 28%)
HSV	hsv(224, 85%, 49%)
CMYK	cmyk(84.8%, 61.6%, 0%, 51%)
CIE-LAB	lab(22.77, 20.57, -46.57)
CIE-LCH	lch(22.77, 50.91, 293.83°)
OKLab	oklab(34.18% -0.0131 -0.1347)
OKLCH	oklch(34.18% 0.135 264.5)
XYZ	xyz(5.0259, 3.7324, 19.8536)
Luminance	0.0373 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13307D #7D6013

analogous

#13657D #13307D #2B137D

triadic

#13307D #7D1330 #307D13

tetradic

#13307D #7D1365 #7D6013 #137D2B

square

#13307D #7D1365 #7D6013 #137D2B

split-complementary

#13307D #7D2B13 #657D13

monochromatic

#040A1B #0B1C48 #13307D #1B44B2 #2C5DDF

Accessibility & contrast

On white

12.02

#13307D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#13307D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13307D

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13307D	#FFFFFF	#000000	##FFFFFF
##13307D	1.00	12.02	1.75	12.02
#FFFFFF	12.02	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B80

Deuteranopia (green-blind)

#00327C

Tritanopia (blue-blind)

#004451

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #13307d;
/* rgb */ color: rgb(19, 48, 125);
/* oklch */ color: oklch(34.2% 0.135 264.5);

Tailwind

colors: {
  custom: {
    50: '#6567a3',
    500: '#13307d',
    950: '#000000',
  },
}

SCSS

$custom: #13307d;
$custom-light: #6567a3;
$custom-dark: #000000;

JSON

{
  "hex": "#13307d",
  "rgb": {
    "r": 19,
    "g": 48,
    "b": 125
  },
  "hsl": {
    "h": 223.585,
    "s": 73.611,
    "l": 28.235
  },
  "oklch": {
    "l": 0.34178,
    "c": 0.13531,
    "h": 264.5
  },
  "luminance": 0.03733
}

Semantic roles & 50–950 ramp

primary

#13307D

secondary

#B39139

accent

#BE38F0

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #13307D

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →